Visual aid that demonstrates a random walk and generates a bell curve distribution



FIG. 1 is a perspective view of a visual aid that demonstrates a random walk and generates a bell curve distribution;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof, the right side view being a mirror image thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines are included for the purpose of illustrating unclaimed portions of the visual aid that demonstrates a random walk and generates a bell curve distribution and form no part of the claimed design. 

CLAIM The ornamental design for a visual aid that demonstrates a random walk and generates a bell curve distribution, as shown and described. 